Sagot :
5/8 – 2/8
[tex] = \tt \: \dfrac{5}{8} - \dfrac{2}{8} [/tex]
[tex] = \tt \: \dfrac{5}{8} - \dfrac{ \blue1}{ \blue4} [/tex]
[tex] = \green{\boxed{\tt{{ \dfrac{3}{8} }}}}[/tex]
_____________________________
5/8 + 2/8
[tex] = \tt \: \dfrac{5}{8} + \dfrac{2}{8} [/tex]
[tex] = \tt \: \dfrac{5+2}{8} [/tex]
[tex] = \green{\boxed{\tt{{ \dfrac{7}{8} }}}}[/tex]
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